TSA swabbing your phone or laptop can feel alarming, but it's usually a standard screening step. Knowing what it's for can ...

If you've been through airport security checkpoints, you might have noticed TSA agents with white swabs. They test all kinds of things, from luggage to the hands of passengers, but some of the most ...

No one wants to be stuck in the airport, as long lines, delayed flights, and frustrated passengers can make even the shortest trip feel much longer. Despite security tech projects that could change ...